Weather Records on 17 November 1999

1,018 weather records were set or tied worldwide on 17 November 1999. Highest significance: Rio Blanco Lower, PR.

Key Facts for 17 November 1999

On 17 November 1999, 1,018 weather records were set or tied at long-record stations worldwide.
660 were record highs and 187 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 16 monthly and 1,002 daily.
Rio Blanco Lower set a daily record precipitation of 125.7 mm (4.9 in) on 17 November 1999.
Across 159 earlier years (1793 to 2025) the same calendar date averaged 460 records.

Record Map

1,018 stations

1,018 station records on 17 November 1999 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 17 November 1999: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rio Blanco Lower	Puerto Rico [United States]	Record daily precipitation	125.7 mm (4.9 in)	56 of 100 (Notable)
Nikolskoye/Beringa Ostrov	Russia	Record daily precipitation	39.6 mm (1.6 in)	55 of 100 (Notable)
Paulo Afonso	Brazil	Record daily precipitation	66.0 mm (2.6 in)	54 of 100 (Notable)
Codo	Brazil	Record daily precipitation	78.5 mm (3.1 in)	51 of 100 (Notable)
Jayuya	Puerto Rico [United States]	Record daily precipitation	79.5 mm (3.1 in)	50 of 100 (Notable)
Sterlitamak	Russia	Record daily precipitation	28.3 mm (1.1 in)	49 of 100 (Notable)
Elsey	Australia	Record daily precipitation	54.0 mm (2.1 in)	47 of 100 (Notable)
Delmiro Gouveia (Pedra)	Brazil	Record daily precipitation	121.3 mm (4.8 in)	47 of 100 (Notable)
Arhangelsk	Russia	Record low minimum temperature	-27.1 C (-16.8 F)	46 of 100 (Notable)
Meeker 5 W	United States	Record high maximum temperature	30.6 C (87.1 F)	45 of 100 (Notable)
Aibonito 1 S	Puerto Rico [United States]	Record daily precipitation	96.5 mm (3.8 in)	44 of 100 (Notable)
Wamsutter	United States	Record high maximum temperature	18.9 C (66.0 F)	44 of 100 (Notable)
Nieuwendijk (Nb)	Netherlands	Record daily precipitation	26.6 mm (1.0 in)	43 of 100 (Notable)
Ponce 4 E	Puerto Rico [United States]	Record daily precipitation	49.5 mm (1.9 in)	43 of 100 (Notable)
Glenns Ferry	United States	Record high maximum temperature	22.8 C (73.0 F)	43 of 100 (Notable)
Hebgen Dam	United States	Record high maximum temperature	13.3 C (55.9 F)	43 of 100 (Notable)
Sunnyside - Lund 31S	United States	Record high maximum temperature	22.8 C (73.0 F)	43 of 100 (Notable)
Richfield Radio Ksvc	United States	Record high minimum temperature	7.2 C (45.0 F)	43 of 100 (Notable)
McPherson	United States	Record high maximum temperature	25.6 C (78.1 F)	42 of 100 (Notable)
Morgan	United States	Record high maximum temperature	22.2 C (72.0 F)	42 of 100 (Notable)
Aguirre	Puerto Rico [United States]	Record daily precipitation	82.6 mm (3.3 in)	41 of 100 (Notable)
Salida	United States	Record high maximum temperature	21.7 C (71.1 F)	41 of 100 (Notable)
Ness City	United States	Record high maximum temperature	25.6 C (78.1 F)	41 of 100 (Notable)
Old Faithful	United States	Record high maximum temperature	13.3 C (55.9 F)	41 of 100 (Notable)
El Dorado	United States	Record high maximum temperature	25.6 C (78.1 F)	40 of 100 (Notable)
Paola	United States	Record high maximum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Bridgeport	United States	Record high maximum temperature	25.0 C (77.0 F)	40 of 100 (Notable)
Jefferson 3SE	United States	Record high maximum temperature	26.7 C (80.1 F)	40 of 100 (Notable)
Chanute Martin Johnson AP	United States	Record high maximum temperature	24.4 C (75.9 F)	40 of 100 (Notable)
Nhill	Australia	Record low minimum temperature	-0.6 C (30.9 F)	39 of 100 (Notable)
Sugarloaf Rsvr	United States	Record high maximum temperature	15.0 C (59.0 F)	39 of 100 (Notable)
Pratt 3NW	United States	Record high maximum temperature	27.2 C (81.0 F)	39 of 100 (Notable)
Kingfisher	United States	Record high maximum temperature	26.7 C (80.1 F)	39 of 100 (Notable)
Beloit	United States	Record high maximum temperature	25.0 C (77.0 F)	38 of 100 (Notable)
Kingman	United States	Record high maximum temperature	26.1 C (79.0 F)	38 of 100 (Notable)
Newton	United States	Record high maximum temperature	25.6 C (78.1 F)	38 of 100 (Notable)
Gillette 3SE	United States	Record high maximum temperature	21.7 C (71.1 F)	38 of 100 (Notable)
Moorcroft 3S	United States	Record high minimum temperature	2.8 C (37.0 F)	38 of 100 (Notable)
Butte Bert Mooney AP	United States	Record high maximum temperature	16.7 C (62.1 F)	38 of 100 (Notable)
Norwich	United States	Record high maximum temperature	26.1 C (79.0 F)	37 of 100 (Notable)
Ekalaka	United States	Record high maximum temperature	17.8 C (64.0 F)	37 of 100 (Notable)
Blackville 3 W	United States	Record low minimum temperature	-6.1 C (21.0 F)	37 of 100 (Notable)
Kaycee	United States	Record high maximum temperature	21.7 C (71.1 F)	37 of 100 (Notable)
Gila Bend 2SE	United States	Record high maximum temperature	33.9 C (93.0 F)	36 of 100 (Notable)
Valentine	United States	Record high maximum temperature	17.8 C (64.0 F)	36 of 100 (Notable)
Wheatland 4N	United States	Record high maximum temperature	26.1 C (79.0 F)	36 of 100 (Notable)
Snowtown	Australia	Record low minimum temperature	4.9 C (40.8 F)	35 of 100 (Notable)
Bell Ranch	United States	Record high maximum temperature	26.7 C (80.1 F)	35 of 100 (Notable)
Old Forge	United States	Record low maximum temperature	-4.4 C (24.1 F)	35 of 100 (Notable)
Concrete Ppl Fish STN	United States	Record high maximum temperature	17.2 C (63.0 F)	35 of 100 (Notable)
Omak 4 N	United States	Record high minimum temperature	6.7 C (44.1 F)	35 of 100 (Notable)
Huautla	Mexico	Record low maximum temperature	25.0 C (77.0 F)	34 of 100 (Routine)
San Carlos Rsvr	United States	Record high maximum temperature	30.0 C (86.0 F)	34 of 100 (Routine)
First Connecticut Lake	United States	Record snow depth	40.6 cm (16.0 in)	34 of 100 (Routine)
Apazulco	Mexico	Record low minimum temperature	10.6 C (51.1 F)	33 of 100 (Routine)
Cedartown	United States	Record low minimum temperature	-11.1 C (12.0 F)	33 of 100 (Routine)
Canaan	United States	Record daily snowfall	11.4 cm (4.5 in)	33 of 100 (Routine)
Misurata	Libya	Record high minimum temperature	20.5 C (68.9 F)	32 of 100 (Routine)
Buenavista	Mexico	Record high minimum temperature	20.6 C (69.1 F)	32 of 100 (Routine)
Williams	United States	Record high minimum temperature	8.9 C (48.0 F)	32 of 100 (Routine)

Counts by Type and Timescale

1,018 records

Records set or tied on 17 November 1999 by type: Highest daily maximum 537, Lowest daily maximum 87, Highest daily minimum 123, Lowest daily minimum 100, Heaviest daily rainfall 154, Heaviest daily snowfall 7, Deepest snow cover 10.

Records on 17 November 1999 by type
Record type	Records
Highest daily maximum	537
Lowest daily maximum	87
Highest daily minimum	123
Lowest daily minimum	100
Heaviest daily rainfall	154
Heaviest daily snowfall	7
Deepest snow cover	10

Records on 17 November 1999 by timescale: all-time 0, monthly 16, daily 1,002.

How Much Records Were Beaten By

795 broken records

Margins by which the 795 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 178.0. Ties are not counted.

Top 20 by Significance

17 November 1999

Top 20 records on 17 November 1999 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
17 November 1999	Rio Blanco Lower, PR	daily rain	125.7 mm (4.9 in)	72.6 mm (2.9 in)	40 years	56 of 100 (Notable)
17 November 1999	Nikolskoye/Beringa Ostrov, RU	daily rain	39.6 mm (1.6 in)	19.1 mm (0.8 in)	17 years	55 of 100 (Notable)
17 November 1999	Paulo Afonso, BR	daily rain	66.0 mm (2.6 in)	58.0 mm (2.3 in)	42 years	54 of 100 (Notable)
17 November 1999	Codo, BR	daily rain	78.5 mm (3.1 in)	70.5 mm (2.8 in)	29 years	51 of 100 (Notable)
17 November 1999	Jayuya, PR	daily rain	79.5 mm (3.1 in)	30.5 mm (1.2 in)	72 years	50 of 100 (Notable)
17 November 1999	Sterlitamak, RU	daily rain	28.3 mm (1.1 in)	20.8 mm (0.8 in)	12 years	49 of 100 (Notable)
17 November 1999	Elsey, AU	daily rain	54.0 mm (2.1 in)	15.9 mm (0.6 in)	96 years	47 of 100 (Notable)
17 November 1999	Delmiro Gouveia (Pedra), BR	monthly rain	121.3 mm (4.8 in)	30.3 mm (1.2 in)	43 years	47 of 100 (Notable)
17 November 1999	Arhangelsk, RU	daily low min	-27.1 C (-16.8 F)	4.4 C (7.9 F)	108 years	46 of 100 (Notable)
17 November 1999	Meeker 5 W, US	daily high max	30.6 C (87.1 F)	3.4 C (6.1 F)	102 years	45 of 100 (Notable)
17 November 1999	Aibonito 1 S, PR	daily rain	96.5 mm (3.8 in)	42.4 mm (1.7 in)	24 years	44 of 100 (Notable)
17 November 1999	Wamsutter, US	daily high max	18.9 C (66.0 F)	3.3 C (5.9 F)	99 years	44 of 100 (Notable)
17 November 1999	Nieuwendijk (Nb), NL	daily rain	26.6 mm (1.0 in)	13.6 mm (0.5 in)	36 years	43 of 100 (Notable)
17 November 1999	Ponce 4 E, PR	daily rain	49.5 mm (1.9 in)	26.9 mm (1.1 in)	56 years	43 of 100 (Notable)
17 November 1999	Glenns Ferry, US	daily high max	22.8 C (73.0 F)	3.4 C (6.1 F)	93 years	43 of 100 (Notable)
17 November 1999	Hebgen Dam, US	daily high max	13.3 C (55.9 F)	3.9 C (7.0 F)	90 years	43 of 100 (Notable)
17 November 1999	Sunnyside - Lund 31S, US	daily high max	22.8 C (73.0 F)	1.7 C (3.1 F)	106 years	43 of 100 (Notable)
17 November 1999	Richfield Radio Ksvc, US	daily high min	7.2 C (45.0 F)	1.6 C (2.9 F)	102 years	43 of 100 (Notable)
17 November 1999	McPherson, US	daily high max	25.6 C (78.1 F)	2.8 C (5.0 F)	94 years	42 of 100 (Notable)
17 November 1999	Morgan, US	daily high max	22.2 C (72.0 F)	3.9 C (7.0 F)	90 years	42 of 100 (Notable)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1793 to 1999

Records set or tied on this calendar date in each year from 1793 to 1999. 1999 had 1,018 records.

Counts for years before the ledger starts come from the same station rules.

Records on 11-17 in each year
Year	Records
1793	1
1805	1
1816	1
1828	1
1835	1
1840	2
1841	1
1845	1
1848	1
1850	1
1852	1
1856	3
1863	1
1867	1
1872	1
1873	1
1875	3
1876	3
1880	3
1881	1
1882	4
1883	2
1885	3
1887	6
1888	5
1889	1
1890	2
1893	4
1894	3
1895	8
1896	4
1897	7
1898	2
1899	7
1900	8
1901	2
1902	6
1903	8
1904	14
1905	13
1906	14
1907	9
1908	15
1909	18
1910	6
1911	42
1912	58
1913	20
1914	121
1915	15
1916	79
1917	46
1918	81
1919	106
1920	193
1921	43
1922	22
1923	129
1924	178
1925	79
1926	214
1927	477
1928	547
1929	224
1930	407
1931	966
1932	462
1933	569
1934	384
1935	172
1936	279
1937	410
1938	245
1939	372
1940	203
1941	647
1942	362
1943	475
1944	339
1945	345
1946	427
1947	352
1948	424
1949	346
1950	521
1951	681
1952	1,076
1953	715
1954	304
1955	1,596
1956	262
1957	593
1958	1,811
1959	1,710
1960	236
1961	795
1962	317
1963	552
1964	639
1965	697
1966	408
1967	567
1968	368
1969	421
1970	426
1971	630
1972	505
1973	294
1974	485
1975	512
1976	904
1977	538
1978	970
1979	479
1980	1,575
1981	945
1982	497
1983	1,132
1984	413
1985	906
1986	860
1987	1,008
1988	805
1989	1,098
1990	980
1991	745
1992	570
1993	1,120
1994	1,016
1995	1,535
1996	1,583
1997	1,596
1998	638
1999	1,018
2000	1,255
2001	1,252
2002	1,083
2003	607
2004	745
2005	894
2006	1,389
2007	699
2008	901
2009	986
2010	880
2011	782
2012	392
2013	724
2014	2,110
2015	1,333
2016	1,064
2017	751
2018	744
2019	611
2020	832
2021	294
2022	959
2023	558
2024	522
2025	693

Download the Data

Data for records on 1999-11-17: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 25	775
25 to 50	12
50 to 75	5
75 to 100	1
100 to 125	1
125 to 150	0
150 to 175	0
175 to 200	1